From: abhi_linux <seema.pm@gmail.com>
To: linuxppc-embedded@ozlabs.org
Subject: Re: 2.6 kernel hangs after loading device tree
Date: Mon, 19 Nov 2007 16:08:03 -0800 (PST) [thread overview]
Message-ID: <13848328.post@talk.nabble.com> (raw)
In-Reply-To: <fa84b3da0708290938l40d8f543oc0e34fa9bea806a4@mail.gmail.com>
Hello
Did u get a solution to this? I have similar issues. How do u enable
debugging in UBoot?
Thanks
charanya venkatraman wrote:
>
> Hi all
> Sorry about the previous mail.Got sent by mistake.
>
> Iam using the 2.6.22.5 kernel on MPC 8560 and MPC8540 on my custom
> board.Mykernel hangs after loading the device tree in both the
> processors .There is
> no output on the serial port after loading the device tree.Am using U-boot
> 1.2.0 as the bootloader.After enabling debug in u-boot i could see that
> the
> control is getting transferred to the kernel after which it hangs.Earlier
> i
> tried using 2.6.21 which also hangs at the same point.The config files
> used
> were MPC8540ADS_defconfig and MPC8560ADS_defconfig under powerpc
> directory.
> The changes that were made to the device tree are:
> 1.The reg and ranges properties of the soc node have been changed to
> account
> for the change in CCSRBAR of my board.
> 2.Removed the PCI,mdio nodes and ethernet nodes since i dont need support
> for these as of now.
>
> I have tried the following console arguments:
> MPC8540: bootargs root=/dev/ram rw console=ttyS0,115200
> MPC8560:bootargs root=/dev/ram rw console=ttyCPM0,115200
>
> Any help on this issue??
>
> Thanks.
> Charanya.
>
> _______________________________________________
> Linuxppc-embedded mailing list
> Linuxppc-embedded@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
>
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next prev parent reply other threads:[~2007-11-20 0:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-29 16:38 2.6 kernel hangs after loading device tree charanya venkatraman
2007-11-20 0:08 ` abhi_linux [this message]
2007-11-20 11:08 ` Clemens Koller
-- strict thread matches above, loose matches on Subject: below --
2007-11-20 18:59 charanya venkatraman
2007-08-29 16:14 charanya venkatraman
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